Finding the Third Proportional to 177,215.34 and 238,758.89

Step by Step Solution

1. Step 1: Write the proportion equation
   177,215.34 : 238,758.89 = 238,758.89 : x
2. Step 2: Convert to fraction form
   177,215.34/238,758.89 = 238,758.89/x
3. Step 3: Cross multiply
   177,215.34x = 238,758.89 × 238,758.89
4. Step 4: Simplify right side
   177,215.34x = 57,005,807,852.48
5. Step 5: Solve for x
   x = 57,005,807,852.48/177,215.34
6. Step 6: Final answer
   x = 321,675.35